Telecom Tower & Network Infrastructure Offerings Across India [email protected]
Home About
Services
Blog
Network tools
Contact Get a Quote
Free network tools

AS WHOIS

Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.

Your public IP address216.73.216.24 IPv4

AS19149

US-SIGNAL-IA01 - US Signal Company, L.L.C. Announcing routes
AS nameUS-SIGNAL-IA01
OrganisationUS Signal Company, L.L.C.
Registry (RIR)ARIN
HandleAS19149
RangeAS19149
Registered29 Dec 2011
Last changed29 Oct 2025
Abuse contact[email protected]
8IPv4 prefixes
1IPv6 prefixes
2Upstreams
2Downstreams

Upstreams

ASNetwork nameVisibility
AS174COGENT-174 - Cogent Communications, LLC318
AS209CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC156

Downstreams

ASNetwork nameVisibility
AS400703BB-7700 - Bankers' Bank40
AS399270MGMC-NET - MARY GREELEY MEDICAL CENTER2
IPv4 prefixes (8)
IPv6 prefixes (1)

RPKI-validate all prefixes of AS19149

Contacts

RoleNameHandleEmail / phoneAddress
registrantUS Signal Company, L.L.C.USSIG-1201 Ionia Ave SW, Grand Rapids, MI, 49503, United States
administrative, technicalNetwork US SIgnalNUS1-ARIN[email protected], +1-888-663-1700201 Ionia Ave SW, Grand Rapids, MI, 49503, United States
abuseAbuseABUSE4842-ARIN[email protected], +1-888-663-1700201 Ionia Ave SW, Grand Rapids, MI, 49503, United States
nocNOCNOC11549-ARIN[email protected], [email protected], +1-888-663-1700201 Ionia Ave SW, Grand Rapids, MI, 49503, United States
Raw registry response
{
    "endAutnum": 19149,
    "entities": [
        {
            "entities": [
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-04-03T10:41:36-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2004-01-27T18:23:43-05:00"
                        }
                    ],
                    "handle": "NUS1-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/NUS1-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/NUS1-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "http://www.ussignal.com"
                            ],
                            "title": "Registration Comments"
                        }
                    ],
                    "roles": [
                        "administrative",
                        "technical"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "201 Ionia Ave SW\nGrand Rapids\nMI\n49503\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Network US SIgnal"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "US Signal Company LLC"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "[email protected]"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-663-1700"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-10-21T13:04:15-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2014-09-05T12:34:52-04:00"
                        }
                    ],
                    "handle": "ABUSE4842-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ABUSE4842-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ABUSE4842-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "roles": [
                        "abuse"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "201 Ionia Ave SW\nGrand Rapids\nMI\n49503\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Abuse"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "US Signal"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "[email protected]"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-663-1700"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-06-19T10:12:00-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2010-07-08T10:54:45-04:00"
                        }
                    ],
                    "handle": "NOC11549-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/NOC11549-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/NOC11549-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/autnum/19149"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "roles": [
                        "noc"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "201 Ionia Ave SW\nGrand Rapids\nMI\n49503\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "NOC"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "US Signal Company LLC"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "[email protected]"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "[email protected]"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-663-1700"
                            ]
                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2026-10-21T15:18:51-04:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "2002-09-30T09:45:11-04:00"
                }
            ],
            "handle": "USSIG-1",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/USSIG-1",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/autnum/19149"
                },
                {
                    "href": "https://whois.arin.net/rest/org/USSIG-1",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/autnum/19149"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "remarks": [
                {
                    "description": [
                        "http://www.ussignalcom.com"
                    ],
                    "title": "Registration Comments"
                }
            ],
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "US Signal Company, L.L.C."
                    ],
                    [
                        "adr",
                        {
                            "label": "201 Ionia Ave SW\nGrand Rapids\nMI\n49503\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ]
                ]
            ]
        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2025-10-29T13:41:59-04:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "2011-12-28T15:54:09-05:00"
        }
    ],
    "handle": "AS19149",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/autnum/19149",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/autnum/19149"
        },
        {
            "href": "https://whois.arin.net/rest/asn/AS19149",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/autnum/19149"
        }
    ],
    "name": "US-SIGNAL-IA01",
    "notices": [
        {
            "description": [
                "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/tou/",
                    "rel": "terms-of-service",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/autnum/19149"
                }
            ],
            "title": "Terms of Service"
        },
        {
            "description": [
                "If you see inaccuracies in the results, please visit: "
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
                    "rel": "inaccuracy-report",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/autnum/19149"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "autnum",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "nro_rdap_profile_asn_flat_0"
    ],
    "startAutnum": 19149,
    "status": [
        "active"
    ]
}

Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.

Need help with RPKI, routing security or IP management?